Base | Representation |
---|---|
bin | 111010000001… |
… | …1010011001111 |
3 | 2010020121110000 |
4 | 1310003103033 |
5 | 30242002343 |
6 | 3004015343 |
7 | 516404346 |
oct | 164032317 |
9 | 63217400 |
10 | 30422223 |
11 | 16199737 |
12 | a231553 |
13 | 63c2220 |
14 | 407cb5d |
15 | 2a0ded3 |
hex | 1d034cf |
30422223 has 40 divisors (see below), whose sum is σ = 49519008. Its totient is φ = 18501696.
The previous prime is 30422219. The next prime is 30422237. The reversal of 30422223 is 32222403.
It is not a de Polignac number, because 30422223 - 22 = 30422219 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 30422196 and 30422205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30422243) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 175765 + ... + 175937.
Almost surely, 230422223 is an apocalyptic number.
30422223 is a deficient number, since it is larger than the sum of its proper divisors (19096785).
30422223 is a wasteful number, since it uses less digits than its factorization.
30422223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 365 (or 356 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 18.
The square root of 30422223 is about 5515.6344150061. The cubic root of 30422223 is about 312.1741815870.
Adding to 30422223 its reverse (32222403), we get a palindrome (62644626).
The spelling of 30422223 in words is "thirty million, four hundred twenty-two thousand, two hundred twenty-three".
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